Authentication Bypass in Oracle Siebel CRM Cloud Applications
CVE-2026-46919

9.8CRITICAL

Key Information:

Vendor

Oracle
Status
Siebel Crm Cloud Applications
Vendor
CVE Published:
16 June 2026

What is CVE-2026-46919?

A critical vulnerability exists in the Oracle Siebel CRM Cloud Applications, specifically affecting the Siebel Cloud Manager component. This flaw exposes supported versions 17.0 through 26.5 to remote, unauthenticated attacks through HTTP. An attacker can exploit this vulnerability to gain unauthorized access, potentially leading to full application takeover, compromising both confidentiality and integrity of the CRM data. Immediate mitigation steps are recommended to secure affected systems.

Affected Version(s)

Siebel CRM Cloud Applications 17.0 <= 26.5

References

https://www.oracle.com/security-alerts/cspujun2026.html
vendor-advisory

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.